New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1887-08-10
SCIENTIFIC AIDS 10 FARMING.
INTERESTING PAPERS ON MANY TOPICS.


SUCCESSFUL MEETING OF THE SOCIETY FOR THE
PROMOTION OF AGRICULTURAL SCIENCE
The Society for the Promotion OF Agricultural Science
+. a select body whose membership is limited forty.
About half OF this number were present yesterday
morning when the session began nj Columbia college,
and with them appeared many other students ana OK
perimenters who have male their mark III some line oi
research in systematic agriculture or hortctlthre'
Every accepted paper is supposed to chronicle some
progrss made and the annual proceedings have high
,oluc for all who are interested in his special field
The meeting was considered the most successful YET
held
The frat naper Ivy Professor Besscy, Of the Nebraska
Agricultural Coesewas plea for the more exact study
OF chemistry in its relation TO agriculture.
The next paper WAS by Dr. Tnllman. who FOR several
wears has been CONNECTED with the Bureau Of Animal In
usrv and has devoted himself 70 the study of diseases
partculnrlv OF cattle and swine In this paper he
showed that unicr the general name OF swlne-pague
there were two distinct Diseases each one certainly
bacterial rs he had made cultures OF the microhe OF
each species He thought that both diseases might al
times exist in the same animal. He also announced
that lime was eilicacious to destroy both OF these
,ocrobes and that applied the s, in the quantities
ordinarily useI in agriculture the germs were killed. ana
all infected places could be purified in the same manner
The paper by Clarence VI. Weed. OF the Illinois Uni
yersity on Outbreaks Certain Indigenous Species
of Iocusts was followed by that of Professor Cook
uho EXPLAINED the meth DDS OF destroying the collin
moth y means OF the arsencs He advised the Use OF
London purple instead OF Paris green IA cheaper anu
condemned the OF white arsenic because OF cases Oh
poisoning having arisen from installing IL tor SOHO
harmless substance Professor Cook also identihed
what is known as the apple curculio with the genuine
Little Turk plum curculio and advised the plant
in nj occasional pum trees apple orchards as pro-
lection 10 the frit In the discussion mat lolloWeu
this paper it was stated that there greater enconr
aceueut TO fight destructive insects with parasites ana
mcrohc diseases which could DE disseminated among
them than By any purely human reIhedN. 49,. 8, 1890 ,
Professor Riley Washington, gave the life history OF
the hop plant louise which mas proved 50 & M
IL that the insect hlprihhles on Tue h"
nr in The hon fields hat lives in the ON trees OF
,le P' -, ~ ne hon mint Aftef three plum feeding
summer 10 ihc hoP p, a.. ~, ,'.,pt md
generations, the winged brood Mes 10 me mop pam, "
rd irrrs,t their eggs Th, more complete knowledge
of fine la BITS OF this insect II Is Thought VIII ehdDc mop
Dr = NJ Babcock, OF the New-loik Experiment Sla-
ton reported differences IN the analyses OF ~
spring The interesting point III ms comparison VS.
the difference between the butter Of the Ioi-trn cow
breeds alike the volatile oils which are SUPPOSED 10
the flavor occurred IN about equal luihuu = n, ~ @
Iioustcin samples Olene Appeared III n"ch iIrEr q"
titles than IN Jersey butter, whie III jersey pulc,
pamatine and other hard fats were c3rre,lohn Ley ,
abundant THIS accounts for the gtncfally KNOWN dut
IN Iolsicin butter Is soitcf or, ~ uratt ~! -,
stand MP well ns jersey butter, wnilo ~ IN
each Professor Babcock explained several nethods o
testing butter Tor adnitcraloh ana was ,he az 40
oron of tie chemists present that ndutetton 70 INC
extent 81 20 per cent ~ oieomargaIlnr or o'hcI
could not lie certainly detected ny any 'l'sio %
hence the value OF several methods, ana Tie new "h
which relates 10 the degree OF Nsco,lty II cohSc''
omonr The most promising.
Professor Wiley discussed the sorghum plant as a
sugar producer. He gencrallzed from data collected
from all parts OF the world during thirty years ana
concluded that the not rich enough III sugar
to guarantee profitable productlon-ior tue lalIit'
were NOS owing to bad machinery or bad manipulation
lie also showed that the average Yield per acre "as
not than eight tons anu twenty Ip-iI.1 :, =,
sugar to the ton OF individual samples or lois
rard much higher. but the difficulty was the remark
able instability OF the production. The Juice might uo
rich in In the morning ana poor NJ night 80 va.
while IL might he at given moment OF great value II
wa. practically worthless because no one Knew VIZ
that moment had arrived and no one cohld scuIe lno
cTop ON The instant even II the time were determined
The reason is this The beet stores up the sugar Tor
the next year The southern does the same thng.
storing up In the joints which are planted io the
crop. Sorghum - raised ahnualn lio, ,, So -
that there need for storing sugar Ter future use
1t is accidental produG ana Therefore nae n.
no trouble 10 secure H. III is tulr phlHooEl'l ""c'
ence between the tropical cane ana lhe sorghum cane
which makes the latter an untrst"ol'ny alH use'os
plant for sugar. Intil variety OF cane NlVh !, t1
ably in It's percentage 0i sugar Is Ooiheu'
| sorghuin u of little value Tor this purpose -,
After Professor Bcdl, OF Michigan AeII'u!tuI" ,
lege. had read two papers on eApcilnchtlhs VIZ.
various grasses. Dr. Lszenby. OF the ONO Experiment
Station, gave some examples OF lhe lhnu'n up -,
tain plants OF soils containing aIAo P'i,o,n, .r
lime According to his observation the chestnut never
thfiyes where limestone abounds aud whero The wafer
il hard. No picked auckeberrio7 or gdtheIcd lhe
ever discovered single member OF the Hcah IannlJ
nouishing In such soil The lesson from ms wa mat
be due dcetcrious constituents III the so AS wen hs
careless culture infcrtiIty.
Tins Inn, been irving year for grape growers. Rot
has attacked the berries, milde" the leaves anu
variety the entire plant ana now ffoIess,
scriiuer Of Washington announces "a new 1uhsus us
which attacks the grape when the biash ou ia. ~,
is destroy what was lttt IRON tue
earlier pest lie gives 10 his new discovery the pleas
ant name Of 0itcnerIG fftiquDd . .,.
Other papers we're read by Major Alvord OF Amherst
| Agricultural College. Topography as Related 10
Rain Storms -; Professor Whitney of North carolina
on Soil Temperature -" DR.. Ililgard. California, on
| " Methods OF Mechanical Soil Analysis y; PROFESSOR
Munson Texas. The Relative Times of Leaning ana
Blossoning Of our Native Grape Specie 49,,
DR. sturtcvant. OF the New-Iork stailvn mas Deeh VIC
president OF the society for the year Iis paper was
formulation OF OF the laws anu hntatlohS Vi inc
| variation OF plants under cultivation